Communications: electrical – Condition responsive indicating system – Specified housing
Patent
1990-02-20
1991-07-23
Swann, III, Glen R.
Communications: electrical
Condition responsive indicating system
Specified housing
340635, 340644, 340660, 340664, G08B 2100
Patent
active
050347314
ABSTRACT:
The appliance according to the invention has a front face with retention means adapted for cooperating with fixing means belonging to a removable label with rank or function identification characters. This label is molded over an electronic circuit comprising at least one visible light-emitting component, this circuit being connectable to terminals provided on the appliance by means of electric conductors.
REFERENCES:
patent: 4250501 (1981-02-01), Pokrandt
patent: 4504830 (1985-03-01), Boehme
patent: 4929932 (1990-05-01), Shipkowski
Cadet Christian
Rundsztuk Marek
Vergez Andre
Drucker William A.
Swann III Glen R.
Telemecanique
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